blob: 8f5924f2e32655fbcdc84c8d69ad494a297cfcdc [file] [log] [blame]
// RUN: mlir-opt -allow-unregistered-dialect -gpu-launch-sink-index-computations -split-input-file -verify-diagnostics %s | FileCheck %s
// CHECK-LABEL: @extra_constants
// CHECK-SAME: %[[ARG0:.*]]: memref<?xf32>
func.func @extra_constants(%arg0: memref<?xf32>) {
%cst = arith.constant 8 : index
%cst2 = arith.constant 2 : index
%c0 = arith.constant 0 : index
%cst3 = memref.dim %arg0, %c0 : memref<?xf32>
// CHECK: gpu.launch blocks
gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %cst, %grid_y = %cst,
%grid_z = %cst)
threads(%tx, %ty, %tz) in (%block_x = %cst, %block_y = %cst,
%block_z = %cst) {
// CHECK-NOT: arith.constant 8
// CHECK: %[[CST2:.*]] = arith.constant 2
// CHECK-NEXT: %[[CST0:.*]] = arith.constant 0
// CHECK-NEXT: %[[DIM:.*]] = memref.dim %[[ARG0]], %[[CST0]]
// CHECK-NEXT: "use"(%[[CST2]], %[[ARG0]], %[[DIM]]) : (index, memref<?xf32>, index) -> ()
// CHECK-NEXT: gpu.terminator
"use"(%cst2, %arg0, %cst3) : (index, memref<?xf32>, index) -> ()
gpu.terminator
}
return
}
// -----
// CHECK-LABEL: @extra_constants_not_inlined
// CHECK-SAME: %[[ARG0:.*]]: memref<?xf32>
func.func @extra_constants_not_inlined(%arg0: memref<?xf32>) {
%cst = arith.constant 8 : index
%cst2 = arith.constant 2 : index
%c0 = arith.constant 0 : index
// CHECK: %[[CST_X:.*]] = "secret_constant"()
%cst3 = "secret_constant"() : () -> index
// CHECK: gpu.launch blocks
gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %cst, %grid_y = %cst,
%grid_z = %cst)
threads(%tx, %ty, %tz) in (%block_x = %cst, %block_y = %cst,
%block_z = %cst) {
// CHECK-NOT: arith.constant 8
// CHECK-NOT: "secret_constant"()
// CHECK: %[[CST2:.*]] = arith.constant 2
// CHECK-NEXT: "use"(%[[CST2]], %[[ARG0]], %[[CST_X]]) : (index, memref<?xf32>, index) -> ()
// CHECK-NEXT: gpu.terminator
"use"(%cst2, %arg0, %cst3) : (index, memref<?xf32>, index) -> ()
gpu.terminator
}
return
}
// -----
// CHECK-LABEL: @multiple_uses
func.func @multiple_uses(%arg0 : memref<?xf32>) {
%c1 = arith.constant 1 : index
%c2 = arith.constant 2 : index
// CHECK: gpu.launch blocks
gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %c1, %grid_y = %c1,
%grid_z = %c1)
threads(%tx, %ty, %tz) in (%block_x = %c1, %block_y = %c1,
%block_z = %c1) {
// CHECK: %[[C2:.*]] = arith.constant 2
// CHECK-NEXT: "use1"(%[[C2]], %[[C2]])
// CHECK-NEXT: "use2"(%[[C2]])
// CHECK-NEXT: gpu.terminator
"use1"(%c2, %c2) : (index, index) -> ()
"use2"(%c2) : (index) -> ()
gpu.terminator
}
return
}
// -----
// CHECK-LABEL: @multiple_uses2
func.func @multiple_uses2(%arg0 : memref<*xf32>) {
%c1 = arith.constant 1 : index
%c2 = arith.constant 2 : index
%d = memref.dim %arg0, %c2 : memref<*xf32>
// CHECK: gpu.launch blocks
gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %c1, %grid_y = %c1,
%grid_z = %c1)
threads(%tx, %ty, %tz) in (%block_x = %c1, %block_y = %c1,
%block_z = %c1) {
// CHECK: %[[C2:.*]] = arith.constant 2 : index
// CHECK: %[[D:.*]] = memref.dim %[[ARG:.*]], %[[C2]]
// CHECK: "use1"(%[[D]])
// CHECK: "use2"(%[[C2]], %[[C2]])
// CHECK: "use3"(%[[ARG]])
// CHECK: gpu.terminator
"use1"(%d) : (index) -> ()
"use2"(%c2, %c2) : (index, index) -> ()
"use3"(%arg0) : (memref<*xf32>) -> ()
gpu.terminator
}
return
}